AIMC Topic: Proportional Hazards Models

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Global quantification of left ventricular myocardial perfusion at dynamic CT imaging: Prognostic value.

Journal of cardiovascular computed tomography Dec 28, 2016
BACKGROUND: There is no published data on the prognostic value of global myocardial perfusion values at stress dynamic CT myocardial perfusion imaging (CTMPI).
Risk Assessment Severity of Illness Index Myocardial Revascularization Female United States Registries Computed Tomography Angiography Risk Factors Europe Humans Coronary Artery Disease Coronary Circulation Hospitalization Predictive Value of Tests Prognosis Myocardial Infarction Myocardial Perfusion Imaging Aged Coronary Angiography Retrospective Studies Proportional Hazards Models Angina, Unstable Male Kaplan-Meier Estimate Coronary Stenosis Middle Aged Asia
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Non-small cell lung cancer: quantitative phenotypic analysis of CT images as a potential marker of prognosis.

Scientific reports Dec 6, 2016
This was a retrospective study to investigate the predictive and prognostic ability of quantitative computed tomography phenotypic features in patients with non-small cell lung cancer (NSCLC). 661 patients with pathological confirmed as NSCLC were en...
Humans Prognosis Retrospective Studies Tomography, X-Ray Computed Lung Neoplasms Support Vector Machine Carcinoma, Non-Small-Cell Lung Neoplasm Staging Image Interpretation, Computer-Assisted Proportional Hazards Models Female Aged Male Middle Aged Lung ROC Curve
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Ileostomy creation in colorectal cancer surgery: risk of acute kidney injury and chronic kidney disease.

The Journal of surgical research Nov 29, 2016
BACKGROUND: Ileostomy creation is associated with postoperative dehydration and readmission; however, the effect on renal function is unknown. Our goal was to characterize the impact of ileostomy creation on acute and chronic renal function.
Postoperative Complications Aged Proportional Hazards Models Logistic Models Propensity Score Humans Aged, 80 and over Renal Insufficiency, Chronic Ileostomy Adult Treatment Outcome Retrospective Studies Colorectal Neoplasms Acute Kidney Injury Follow-Up Studies Male Female Patient Readmission Middle Aged Risk Factors
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A Concept-Wide Association Study of Clinical Notes to Discover New Predictors of Kidney Failure.

Clinical journal of the American Society of Nephrology : CJASN Oct 10, 2016
BACKGROUND AND OBJECTIVES: Identifying predictors of kidney disease progression is critical toward the development of strategies to prevent kidney failure. Clinical notes provide a unique opportunity for big data approaches to identify novel risk fac...
Proportional Hazards Models Boston Disease Progression Incidence Natural Language Processing Kidney Failure, Chronic Nephrology Outpatient Clinics, Hospital Humans Retrospective Studies Electronic Health Records Female Risk Factors Aged Adult Male Middle Aged
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Serum Dickkopf-1 levels as a clinical and prognostic factor in patients with bladder cancer.

Genetics and molecular research : GMR Dec 28, 2015
Dickkopf-1 (DKK-1) is a secreted protein that inhibits Wnt signaling. However, the clinical significance and prognostic value of serum DKK-1 levels have not been previously investigated in bladder cancer in Chinese patients. Blood samples were taken ...
Intercellular Signaling Peptides and Proteins Proportional Hazards Models Kaplan-Meier Estimate Wnt Signaling Pathway Humans Prognosis Female Aged Adult Biomarkers, Tumor Male Middle Aged Gene Expression Regulation, Neoplastic Urinary Bladder Neoplasms
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Can metformin change the prognosis of pancreatic cancer? Retrospective study for pancreatic cancer patients with pre-existing diabetes mellitus type 2.

Digestive and liver disease : official journal of the Italian Society of Gastroenterology and the Italian Association for the Study of the Liver Dec 21, 2015
BACKGROUNDS: The effect of metformin on survival in patients with pancreatic cancer is controversial.
Humans Prognosis Retrospective Studies Republic of Korea Female Proportional Hazards Models Multivariate Analysis Kaplan-Meier Estimate Diabetes Mellitus, Type 2 Hypoglycemic Agents Aged Pancreatic Neoplasms Aged, 80 and over Neoplasm Staging Adult CA-19-9 Antigen Survival Rate Metformin Male Middle Aged
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Long-Term Oncological and Functional Outcomes of Partial Nephrectomy in Solitary Kidneys.

Clinical genitourinary cancer Nov 26, 2015
BACKGROUND: In this study we assessed the efficacy of nephron-sparing surgery and the changes in renal function after surgery in patients with solitary kidneys.
Female Risk Factors Aged Male Middle Aged Kidney Humans Retrospective Studies Organ Sparing Treatments Treatment Outcome Glomerular Filtration Rate Kidney Neoplasms Proportional Hazards Models Kaplan-Meier Estimate Nephrectomy
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Intraoperative monitoring of stroke volume variation versus central venous pressure in laparoscopic liver surgery: a randomized prospective comparative trial.

HPB : the official journal of the International Hepato Pancreato Biliary Association Nov 17, 2015
BACKGROUND: Central venous pressure (CVP) is used as a marker of cardiac preload to control intraoperative blood loss in open hepatectomies, while its reliability in laparoscopy is less certain. The aim of this randomized prospective trial was to eva...
Central Venous Pressure Treatment Outcome Blood Loss, Surgical Blood Transfusion Operative Time Predictive Value of Tests Laparoscopy Italy Chi-Square Distribution Male Hepatectomy Humans Stroke Volume Proportional Hazards Models Prospective Studies Middle Aged Multivariate Analysis Female Postoperative Complications Conversion to Open Surgery Reproducibility of Results Time Factors Risk Factors Monitoring, Intraoperative Aged
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The relationship of blood transfusion with peri-operative and long-term outcomes after major hepatectomy for metastatic colorectal cancer: a multi-institutional study of 456 patients.

HPB : the official journal of the International Hepato Pancreato Biliary Association Nov 14, 2015
BACKGROUND: Data on prognostic implications of peri-operative blood transfusion around resection of colorectal cancer liver metastases (CRLM) are conflicting. This retrospective study assesses the association of transfusion with complications and dis...
Treatment Outcome Blood Loss, Surgical Blood Transfusion Tumor Burden Chi-Square Distribution Hepatectomy Metastasectomy Proportional Hazards Models Multivariate Analysis Odds Ratio Kaplan-Meier Estimate Transfusion Reaction Humans Male Retrospective Studies Female Middle Aged Risk Factors Time Factors Aged Liver Neoplasms Colorectal Neoplasms Logistic Models United States
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Influence of protein kinase C (PKC) on the prognosis of diabetic nephropathy patients.

International journal of clinical and experimental pathology Nov 1, 2015
AIMS: To investigate the association between protein kinase C (PKC) and the prognosis of patients with diabetic nephropathy (DN).
Kaplan-Meier Estimate Protein Kinase C Adult Male Middle Aged Diabetic Nephropathies Immunohistochemistry Proportional Hazards Models Humans Biomarkers Prognosis Female
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